fixedRootBackgroundLayer 1908 Source/core/rendering/compositing/CompositedLayerMapping.cpp     else if (compositor()->fixedRootBackgroundLayer())
fixedRootBackgroundLayer 1328 Source/core/rendering/compositing/RenderLayerCompositor.cpp     if (GraphicsLayer* backgroundLayer = fixedRootBackgroundLayer())
fixedRootBackgroundLayer  125 Source/core/rendering/compositing/RenderLayerCompositor.h     GraphicsLayer* fixedRootBackgroundLayer() const;